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Diffstat (limited to 'crypto/x509/x509_cmp.c')
-rw-r--r--crypto/x509/x509_cmp.c22
1 files changed, 15 insertions, 7 deletions
diff --git a/crypto/x509/x509_cmp.c b/crypto/x509/x509_cmp.c
index 2e444f2848..dd55b6e165 100644
--- a/crypto/x509/x509_cmp.c
+++ b/crypto/x509/x509_cmp.c
@@ -87,15 +87,20 @@ unsigned long X509_issuer_and_serial_hash(X509 *a)
EVP_MD_CTX_init(&ctx);
f=X509_NAME_oneline(a->cert_info->issuer,NULL,0);
ret=strlen(f);
- EVP_DigestInit_ex(&ctx, EVP_md5(), NULL);
- EVP_DigestUpdate(&ctx,(unsigned char *)f,ret);
+ if (!EVP_DigestInit_ex(&ctx, EVP_md5(), NULL))
+ goto err;
+ if (!EVP_DigestUpdate(&ctx,(unsigned char *)f,ret))
+ goto err;
OPENSSL_free(f);
- EVP_DigestUpdate(&ctx,(unsigned char *)a->cert_info->serialNumber->data,
- (unsigned long)a->cert_info->serialNumber->length);
- EVP_DigestFinal_ex(&ctx,&(md[0]),NULL);
+ if(!EVP_DigestUpdate(&ctx,(unsigned char *)a->cert_info->serialNumber->data,
+ (unsigned long)a->cert_info->serialNumber->length))
+ goto err;
+ if (!EVP_DigestFinal_ex(&ctx,&(md[0]),NULL))
+ goto err;
ret=( ((unsigned long)md[0] )|((unsigned long)md[1]<<8L)|
((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)
)&0xffffffffL;
+ err:
EVP_MD_CTX_cleanup(&ctx);
return(ret);
}
@@ -205,7 +210,9 @@ unsigned long X509_NAME_hash(X509_NAME *x)
/* Make sure X509_NAME structure contains valid cached encoding */
i2d_X509_NAME(x,NULL);
- EVP_Digest(x->canon_enc, x->canon_enclen, md, NULL, EVP_sha1(), NULL);
+ if (!EVP_Digest(x->canon_enc, x->canon_enclen, md, NULL, EVP_sha1(),
+ NULL))
+ return 0;
ret=( ((unsigned long)md[0] )|((unsigned long)md[1]<<8L)|
((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)
@@ -225,7 +232,8 @@ unsigned long X509_NAME_hash_old(X509_NAME *x)
/* Make sure X509_NAME structure contains valid cached encoding */
i2d_X509_NAME(x,NULL);
- EVP_Digest(x->bytes->data, x->bytes->length, md, NULL, EVP_md5(), NULL);
+ if (!EVP_Digest(x->bytes->data, x->bytes->length, md, NULL, EVP_md5(), NULL))
+ return 0;
ret=( ((unsigned long)md[0] )|((unsigned long)md[1]<<8L)|
((unsigned long)md[2]<<16L)|((unsigned long)md[3]<<24L)